美國留學專業選擇方法
多數人，留學為了學習更專業的知識、國際化的視野，更好的職場發展。其中，留學專業的選擇在一定程度上決定了你的選校范圍，甚至是畢業以后你的職業選擇范圍。那么，留學美國專業選什么好？怎么選？ 美國留學特點...
CIE A Level Physics復習筆記11.2.2 Quark Composition
Quark Composition: Protons & Neutrons Protons and neutrons are?not?fundamental particles. They are each made up of three quarks Protons?are made up of?two up quarks and a down quark Neutrons?ar...
CIE A Level Physics復習筆記11.2.1 Fundamental Particles
Fundamental Particles: Quarks Quarks are?fundamental particles?that make up other subatomic particles such as?protons and neutrons Protons and neutrons are in a category of particles called?hadrons...
CIE A Level Physics復習筆記11.1.4 Decay Equations
Neutrino Emission An electron neutrino is a type of subatomic particle with no charge and negligible mass which is also emitted from the nucleus The anti-neutrino is the antiparticle of a neutrino ...
CIE A Level Physics復習筆記11.1.3 Alpha, Beta & Gamma Particles
Alpha, Beta & Gamma Particles Some elements have nuclei that are unstable This tends to be when the number of nucleons does not balance In order to become more stable, they emit particles and/o...
CIE A Level Physics復習筆記11.1.2 Nucleon & Proton Number
Nucleon & Proton Number The atomic symbol of an element is used to describe the constituents of the nuclei An example of this notation for Lithium is: Atomic symbol for Lithium When given an at...
CIE A Level Physics復習筆記11.1.1 Atomic Structure
Rutherford Scattering Evidence for the structure of the atom was discovered by Ernest Rutherford in the beginning of the 20th century from the study of?α-particle scattering The experimental setup ...
CIE A Level Physics復習筆記10.2.2 Potential Divider Components
The Potentiometer A potentiometer is similar to a variable resistor connected as a potential divider to give a continuously variable output voltage It can be used as a means of comparing potential ...
CIE A Level Physics復習筆記10.2.1 Potential Dividers
Potential Divider Circuit When two resistors are connected in series, through Kirchhoff’s Second Law, the potential difference across the power source is divided between them Potential dividers are...
